/*
*Copyright 2021-2023 NERCIS
*
*Licensed under the Apache License, Version 2.0 (the "License");
*you may not use this file except in compliance with the License.
*You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
*Unless required by applicable law or agreed to in writing, software
*distributed under the License is distributed on an "AS IS" BASIS,
*WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*See the License for the specific language governing permissions and
*limitations under the License.
*/

package cn.ac.nercis.pes.community.component.spreadsheet.analyze.preview;

import cn.ac.nercis.pes.common.utils.ConvertUtils;
import cn.ac.nercis.pes.common.utils.JsonUtils;
import cn.ac.nercis.pes.common.utils.PlaceholderUtils;
import cn.ac.nercis.pes.community.component.spreadsheet.PesSheetCellType;
import cn.ac.nercis.pes.community.component.spreadsheet.TableSheetView;
import cn.ac.nercis.pes.community.model.vo.evaluation.ResultCorrectionVO;
import cn.ac.nercis.pes.community.support.event.EventCallback;
import cn.ac.nercis.pes.community.utils.IconUtils;
import javafx.collections.FXCollections;
import javafx.collections.ObservableList;
import javafx.scene.control.Button;
import javafx.scene.control.ContextMenu;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import org.controlsfx.control.spreadsheet.GridBase;
import org.controlsfx.control.spreadsheet.SpreadsheetCell;
import org.controlsfx.control.spreadsheet.SpreadsheetCellType;

import java.util.*;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.stream.Collectors;
import java.util.stream.IntStream;

/**
 * 整体测评预览表控件
 *
 * @author zpy
 * @version 1.0.0
 */
@Slf4j
public class OverallEvalPreviewSheetView extends TableSheetView<ResultCorrectionVO> {
    private final static Integer EMPTY_DATA_COUNT = 3;
    private final static List<String> COLUMNS = List.of("测评对象", "弥补前结论/分值", "弥补后测评结果", "弥补后分值", "弥补原因");
    private final static Integer NAME_COLUMN_INDEX = 0;
    private final static Integer BEFORE_RESULT_COLUMN_INDEX = 1;
    private final static Integer RESULT_COLUMN_INDEX = 2;
    private final static Integer SCORE_COLUMN_INDEX = 3;
    private final static Integer DESC_COLUMN_INDEX = 4;

    private EventCallback<ResultCorrectionVO> onOptionAction;

    public OverallEvalPreviewSheetView() {
        this.getStyleClass().add("pes-sheet-view");

        var grid = new GridBase(EMPTY_DATA_COUNT, COLUMNS.size());
        grid.setRowHeightCallback(new GridBase.MapBasedRowHeightFactory(heardRowHeight()));
        grid.getColumnHeaders().addAll(COLUMNS);
        setGrid(grid);
        getColumns().get(NAME_COLUMN_INDEX).setPrefWidth(200);
        getColumns().get(BEFORE_RESULT_COLUMN_INDEX).setPrefWidth(150);
        getColumns().get(RESULT_COLUMN_INDEX).setPrefWidth(150);
        getColumns().get(SCORE_COLUMN_INDEX).setPrefWidth(120);
        getColumns().get(DESC_COLUMN_INDEX).setPrefWidth(200);
        this.editModel.set(false);
    }

    public void initialize(EventCallback<ResultCorrectionVO> onOptionAction) {
        this.onOptionAction = onOptionAction;
        this.editModel.set(false);
    }

    public void loadContent(List<ResultCorrectionVO> data) {
        this.editModel.set(false);
        this.sheetData = data;
        this.clearContent();
        for (var dataIndex = 0; dataIndex < data.size(); dataIndex++) {
            this.loadContent(data.get(dataIndex), toSheetRowIndex(dataIndex));
        }
        setGrid(getGrid());
        this.editModel.set(true);
    }


    private void refreshCellValue(SpreadsheetCell cell, String value) {
        if (cell.isEditable()) {
            cell.setItem(value);
        } else {
            cell.setEditable(true);
            cell.setItem(value);
            cell.setEditable(false);
        }
    }

    public List<ResultCorrectionVO> getModifyData() {
        List<ResultCorrectionVO> data = new ArrayList<>();
        for (var sheetRowIndex = 0; sheetRowIndex < this.getGrid().getRows().size(); sheetRowIndex++) {
            if (this.isEmptyData(sheetRowIndex)) {
                continue;
            }
            data.add(getModifyData(sheetRowIndex));
        }
        return data.stream()
                .filter(item -> Objects.nonNull(item) && item.isChange())
                .collect(Collectors.toList());
    }

    @Override
    public ContextMenu getSpreadsheetViewContextMenu() {
        return generateContextMenu(false);
    }

    private ResultCorrectionVO getModifyData(Integer sheetRowIndex) {
        if (toDataIndex(sheetRowIndex) < 0) {
            return null;
        }
        var rowData = this.getGrid().getRows().get(sheetRowIndex);
        ResultCorrectionVO info;
        if (toDataIndex(sheetRowIndex) < this.sheetData.size()) {
            info = this.sheetData.get(toDataIndex(sheetRowIndex));
        } else {
            return null;
        }
        info.setDesc(rowData.get(DESC_COLUMN_INDEX).getText());
        return info;
    }

    protected Map<Integer, Double> heardRowHeight() {
        Map<Integer, Double> rowHeight = new HashMap<>(1);
        IntStream.range(0, 20).forEach(number -> rowHeight.put(number, 80.0));
        return rowHeight;
    }

    @Override
    protected void loadContent(ResultCorrectionVO info, Integer sheetRowIndex) {
        final ObservableList<SpreadsheetCell> data = FXCollections.observableArrayList();
        data.add(getTextAreaCell(sheetRowIndex, NAME_COLUMN_INDEX, info.getAssetName(), false));
        data.add(getTextFieldCell(sheetRowIndex, BEFORE_RESULT_COLUMN_INDEX, info.getBeforeResult(), false));
        data.add(getTextFieldCell(sheetRowIndex, RESULT_COLUMN_INDEX, info.getResult(), false));
        data.add(getTextFieldCell(sheetRowIndex, SCORE_COLUMN_INDEX, info.getScore(), false));
        data.add(getTextAreaCell(sheetRowIndex, DESC_COLUMN_INDEX, processNewline(info.getDesc()), true));
        Button option = new Button();
        option.getStyleClass().add("sheet-view-option-button");
        option.setGraphic(IconUtils.getGlyph("evaluation-button-icon", "sheet-view-option-icon"));
        String assetName = info.getAssetName();
        String unitTargetName = info.getUnitTargetName();
        option.setOnAction((event) -> {
            var currentInfo = this.sheetData.stream()
                    .filter(s -> StringUtils.equals(s.getAssetName(), assetName)
                            && StringUtils.equals(s.getUnitTargetName(), unitTargetName))
                    .findFirst().orElse(null);
            if (Objects.nonNull(this.onOptionAction) && Objects.nonNull(currentInfo)) {
                log.info(JsonUtils.toJson(currentInfo));
                this.onOptionAction.action(currentInfo);
            }
        });
        this.getGrid().getRows().add(data);
        info.resetChange();
    }

    private String descPreview(String templateContent, ResultCorrectionVO data) {
        if (StringUtils.isBlank(templateContent)) {
            return StringUtils.EMPTY;
        }
        return PlaceholderUtils.builder()
                .withAssetName(data.getOffsetAssetName())
                .withAssetScore(ConvertUtils.scoreToString(data.getOffsetScore(), ""))
                .build()
                .renderContent(templateContent);
    }

    protected SpreadsheetCell getTextFieldCell(int row, int column, String value, boolean editable) {
        var cell = SpreadsheetCellType.STRING
                .createCell(row, column, 1, 1, value);
        cell.setEditable(editable);
        cell.getStyleClass().add("data-cell");
        cell.textProperty().addListener(this::checkCellChanged);
        if (!editable) {
            cell.getStyleClass().add("data-disable-cell");
        }
        return cell;
    }

    protected SpreadsheetCell getTextAreaCell(int row, int column, String value, boolean editable) {
        var cell = PesSheetCellType.TEXT_AREA
                .createCell(row, column, 1, 1, value);
        cell.setEditable(editable);
        cell.setWrapText(true);
        cell.getStyleClass().add("data-cell");
        cell.textProperty().addListener(this::checkCellChanged);
        if (!editable) {
            cell.getStyleClass().add("data-disable-cell");
        }
        return cell;
    }

    @Override
    protected void clearContent() {
        int endIndex = this.getGrid().getRows().size() - 1;
        for (; endIndex >= 0; endIndex--) {
            this.getGrid().getRows().remove(endIndex);
        }
    }

    @Override
    protected boolean isEmptyData(Integer sheetRowIndex) {
        return toDataIndex(sheetRowIndex) < 0;
    }

    @Override
    protected boolean validate(ObservableList<SpreadsheetCell> rowData) {
        return true;
    }

    @Override
    protected void clearValidate(ObservableList<SpreadsheetCell> rowData) {
    }

    @Override
    protected List<String> getDataColumns() {
        return COLUMNS;
    }

    @Override
    protected ObservableList<SpreadsheetCell> generateEmptyDataRow(int dataIndex) {
        final ObservableList<SpreadsheetCell> data = FXCollections.observableArrayList();
        AtomicInteger columnIndex = new AtomicInteger(0);
        data.add(getTextFieldCell(toSheetRowIndex(dataIndex), columnIndex.getAndIncrement(), "", false));
        data.add(getTextFieldCell(toSheetRowIndex(dataIndex), columnIndex.getAndIncrement(), "", false));
        data.add(getTextFieldCell(toSheetRowIndex(dataIndex), columnIndex.getAndIncrement(), "", false));
        data.add(getTextFieldCell(toSheetRowIndex(dataIndex), columnIndex.getAndIncrement(), "", false));
        data.add(getTextFieldCell(toSheetRowIndex(dataIndex), columnIndex.getAndIncrement(), "", false));
        return data;
    }

    @Override
    protected void deleteData() {
    }

}